Express 3500 V8-6.0L (2010)
Fluid - A/T: Capacity Specifications
AUTOMATIC TRANSMISSION FLUID
4L60-E Transmission
Pan Removal ......................................................................................................................................................................................... 4.7 liters (5.0 quarts)
Overhaul ........................................................................................................................................................................................... 10.6 liters (11.0 quarts)
6L80 Transmission
Complete Trans System .................................................................................................................................................................... 11.5 liters (12.2 quarts)
6L80/6L90 Transmission
Pan Removal and Filter Replacement ................................................................................................................................................... 5.7 liters (6.0 quarts)
Overhaul ............................................................................................................................................................................................. 9.9 liters (10.5 quarts)
Complete Trans System (Heavy Duty Cooling) ................................................................................................................................ 11.7 liters (12.4 quarts)